Co-Director of NanoDTC
Websites:
Departments and Institutes
Keywordsscale-up ; Semiconducting nanowires ; Energy ; CNT, Graphene, ; Carbon Nanotubes, ; Nanomanufacturing, ; Nanomaterials ; Nanocrystals ; Materials for energy conversion and storage ; Catalysis ; In-situ metrology ; Information & communication technologies ; 2D materials |
Key Publications
Revealing lithium–silicide phase transformations in nano-structured silicon-based lithium ion batteries via in situ NMR spectroscopy, Ogata K., Salager E., Kerr C. J., Fraser A. E., Ducati C., Morris A.J., Hofmann S., Grey C. P., Nature Comm. 5, 3217 (2014).
Observing graphene grow: Catalyst-graphene interactions during scalable graphene growth on polycrystalline copper, Kidambi P. R., Bayer B. C., Blume R., Wang Z.-J., Baehtz C., Weatherup R. S., Willinger M.-G., Schloegl R., Hofmann S., Nano Lett. 13, 4769 (2013).
Introducing Carbon Diffusion Barriers for Uniform, High Quality Graphene Growth from Solid Sources, Weatherup R. S., Baehtz C., Dlubak B., Bayer B. C., Kidambi P. R., Blume R., Schloegl R., Hofmann S., Nano Lett. 13, 4624 (2013).
In situ Observations of the Atomistic Mechanisms of Ni Catalyzed Low Temperature Graphene Growth, Patera L. L., Africh C., Weatherup. R. S., Blume R., Bhardwaj S., Castellarin-Cudia C., Knop-Gericke A., Schloegl R., Comelli G., Hofmann S., Cepek C., ACS Nano 7, 7901 (2013).
Phase of iron catalyst nanoparticles during carbon nanotube growth, Wirth C. T., Bayer B. C., Gamalski A. D., Esconjauregui S., Weatherup R. S., Ducati C., Baehtz C., Robertson J., Hofmann S., Chem. Mat. 24, 4633 (2012).
Metastable Crystalline AuGe Catalysts Formed During Isothermal Germanium Nanowire Growth, Gamalski A.D., Tersoff J., Sharma R., Ducati C., Hofmann S., Phys. Rev. Lett. 108, 255702 (2012).
Ledge flow controlled catalyst interface dynamics during Si nanowire growth, HofmannS., SharmaR., WirthC. T., Cervantes-SodiF., DucatiC., KasamaT., Dunin-BorkowskiR., DruckerJ., BennettP., RobertsonJ., Nature Materials 7, 372 (2008).
In-situ observations of catalyst dynamics during surface-bound carbon nanotube nucleation, Hofmann S., Sharma R., Ducati C., Du G., Mattevi C., Cepek C., Cantoro M., Pisana S., Parvez A., Ferrari A. C., Dunin-Borkowski R., Lizzit S., Petaccia L., Goldoni A., Robertson J., Nano Letters 7, 602 (2007).
